The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 18, 2019
Filed:
Aug. 04, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/232 (2006.01);
U.S. Cl.
CPC ...
H04N 5/23212 (2013.01); H04N 5/23245 (2013.01);
Abstract
A control apparatus () includes a calculator () that calculates a defocus amount based on a first signal and a second signal that correspond to light beams passing through different pupil regions of an image capturing optical system () from each other, and a focus adjuster () that performs focus adjusting operation based on the defocus amount, and the focus adjuster is configured to change a detection property of the first signal and the second signal depending on a type of the focus adjusting operation.